[rac] Temporarily copy libaddressinput to Chrome.

third_party/libaddressinput/chromium/cpp/test/util/scoped_ptr_unittest.cc

+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+// The original source code is from:
+// http://src.chromium.org/viewvc/chrome/trunk/src/base/memory/scoped_ptr_unittest.cc?revision=79524
+
+#include <libaddressinput/util/scoped_ptr.h>
+
+#include <libaddressinput/util/basictypes.h>
+
+#include <gtest/gtest.h>
+
+namespace {
+
+using i18n::addressinput::scoped_ptr;
+
+class ConDecLogger {
+ public:
+  ConDecLogger() : ptr_(NULL) { }
+  explicit ConDecLogger(int* ptr) { set_ptr(ptr); }
+  ~ConDecLogger() { --*ptr_; }
+
+  void set_ptr(int* ptr) { ptr_ = ptr; ++*ptr_; }
+
+  int SomeMeth(int x) { return x; }
+
+ private:
+  int* ptr_;
+  DISALLOW_COPY_AND_ASSIGN(ConDecLogger);
+};
+
+TEST(ScopedPtrTest, ScopedPtr) {
+  int constructed = 0;
+
+  {
+    scoped_ptr<ConDecLogger> scoper(new ConDecLogger(&constructed));
+    EXPECT_EQ(1, constructed);
+    EXPECT_TRUE(scoper.get());
+
+    EXPECT_EQ(10, scoper->SomeMeth(10));
+    EXPECT_EQ(10, scoper.get()->SomeMeth(10));
+    EXPECT_EQ(10, (*scoper).SomeMeth(10));
+  }
+  EXPECT_EQ(0, constructed);
+
+  // Test reset() and release()
+  {
+    scoped_ptr<ConDecLogger> scoper(new ConDecLogger(&constructed));
+    EXPECT_EQ(1, constructed);
+    EXPECT_TRUE(scoper.get());
+
+    scoper.reset(new ConDecLogger(&constructed));
+    EXPECT_EQ(1, constructed);
+    EXPECT_TRUE(scoper.get());
+
+    scoper.reset();
+    EXPECT_EQ(0, constructed);
+    EXPECT_FALSE(scoper.get());
+
+    scoper.reset(new ConDecLogger(&constructed));
+    EXPECT_EQ(1, constructed);
+    EXPECT_TRUE(scoper.get());
+
+    ConDecLogger* take = scoper.release();
+    EXPECT_EQ(1, constructed);
+    EXPECT_FALSE(scoper.get());
+    delete take;
+    EXPECT_EQ(0, constructed);
+
+    scoper.reset(new ConDecLogger(&constructed));
+    EXPECT_EQ(1, constructed);
+    EXPECT_TRUE(scoper.get());
+  }
+  EXPECT_EQ(0, constructed);
+
+  // Test swap(), == and !=
+  {
+    scoped_ptr<ConDecLogger> scoper1;
+    scoped_ptr<ConDecLogger> scoper2;
+    EXPECT_TRUE(scoper1 == scoper2.get());
+    EXPECT_FALSE(scoper1 != scoper2.get());
+
+    ConDecLogger* logger = new ConDecLogger(&constructed);
+    scoper1.reset(logger);
+    EXPECT_EQ(logger, scoper1.get());
+    EXPECT_FALSE(scoper2.get());
+    EXPECT_FALSE(scoper1 == scoper2.get());
+    EXPECT_TRUE(scoper1 != scoper2.get());
+
+    scoper2.swap(scoper1);
+    EXPECT_EQ(logger, scoper2.get());
+    EXPECT_FALSE(scoper1.get());
+    EXPECT_FALSE(scoper1 == scoper2.get());
+    EXPECT_TRUE(scoper1 != scoper2.get());
+  }
+  EXPECT_EQ(0, constructed);
+}
+
+}  // namespace